feat: recurring deposits to accounts

internal/db/migrations/00014_create_recurring_deposits_table.sql

@@ -0,0 +1,31 @@
+-- +goose Up
+CREATE TABLE recurring_deposits (
+    id TEXT PRIMARY KEY NOT NULL,
+    space_id TEXT NOT NULL,
+    account_id TEXT NOT NULL,
+    amount_cents INTEGER NOT NULL,
+    frequency TEXT NOT NULL CHECK (frequency IN ('daily', 'weekly', 'biweekly', 'monthly', 'yearly')),
+    start_date DATE NOT NULL,
+    end_date DATE,
+    next_occurrence DATE NOT NULL,
+    is_active BOOLEAN NOT NULL DEFAULT TRUE,
+    title TEXT NOT NULL DEFAULT '',
+    created_by TEXT NOT NULL,
+    created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    FOREIGN KEY (space_id) REFERENCES spaces(id) ON DELETE CASCADE,
+    FOREIGN KEY (account_id) REFERENCES money_accounts(id) ON DELETE CASCADE,
+    FOREIGN KEY (created_by) REFERENCES users(id) ON DELETE CASCADE
+);
+
+CREATE INDEX idx_recurring_deposits_space_id ON recurring_deposits(space_id);
+CREATE INDEX idx_recurring_deposits_account_id ON recurring_deposits(account_id);
+CREATE INDEX idx_recurring_deposits_next_occurrence ON recurring_deposits(next_occurrence);
+CREATE INDEX idx_recurring_deposits_active ON recurring_deposits(is_active);
+
+ALTER TABLE account_transfers ADD COLUMN recurring_deposit_id TEXT
+    REFERENCES recurring_deposits(id) ON DELETE SET NULL;
+
+-- +goose Down
+ALTER TABLE account_transfers DROP COLUMN IF EXISTS recurring_deposit_id;
+DROP TABLE IF EXISTS recurring_deposits;